[TDF] Flush snapshot action buffers when they reach 96MB
[TDF] Flush snapshot action buffers when they reach 96MB

This is necessary to avoid consuming all the memory when
running a large snapshot action (such as a Pythia event
generation run).

BerserkerTroll/root,mhuwiler/rootauto,davidlt/root,simonpf/root,karies/root,zzxuanyuan/root,agarciamontoro/root,davidlt/root,karies/root,karies/root,root-mirror/root,karies/root,mhuwiler/rootauto,root-mirror/root,olifre/root,agarciamontoro/root,karies/root,davidlt/root,olifre/root,bbockelm/root,BerserkerTroll/root,davidlt/root,mhuwiler/rootauto,root-mirror/root,root-mirror/root,zzxuanyuan/root,zzxuanyuan/root,karies/root,simonpf/root,simonpf/root,davidlt/root,mhuwiler/rootauto,agarciamontoro/root,bbockelm/root,karies/root,simonpf/root,BerserkerTroll/root,BerserkerTroll/root,bbockelm/root,bbockelm/root,olifre/root,olifre/root,root-mirror/root,karies/root,olifre/root,bbockelm/root,zzxuanyuan/root,agarciamontoro/root,BerserkerTroll/root,simonpf/root,agarciamontoro/root,mhuwiler/rootauto,zzxuanyuan/root,bbockelm/root,agarciamontoro/root,bbockelm/root,root-mirror/root,karies/root,zzxuanyuan/root,agarciamontoro/root,root-mirror/root,olifre/root,root-mirror/root,bbockelm/root,BerserkerTroll/root,simonpf/root,zzxuanyuan/root,root-mirror/root,BerserkerTroll/root,davidlt/root,olifre/root,simonpf/root,BerserkerTroll/root,simonpf/root,davidlt/root,davidlt/root,mhuwiler/rootauto,davidlt/root,root-mirror/root,simonpf/root,karies/root,davidlt/root,bbockelm/root,olifre/root,BerserkerTroll/root,zzxuanyuan/root,davidlt/root,root-mirror/root,mhuwiler/rootauto,olifre/root,simonpf/root,mhuwiler/rootauto,bbockelm/root,agarciamontoro/root,olifre/root,agarciamontoro/root,mhuwiler/rootauto,agarciamontoro/root,zzxuanyuan/root,zzxuanyuan/root,mhuwiler/rootauto,olifre/root,simonpf/root,mhuwiler/rootauto,bbockelm/root,agarciamontoro/root,zzxuanyuan/root,BerserkerTroll/root,karies/root,zzxuanyuan/root,BerserkerTroll/root